Splash Screen

Chapter 10Lesson 10-8

1. A2. B3. C4. D

A. 6x15

B. 6x10

C. 6x7

D. 6x3

(over Lesson 10-6)

A. AB. BC. CD. D

(over Lesson 10-6)

A.

B. a8b13

C. a15b30

D. a2b7

1. A2. B3. C4. D

A. 3 inches

B. 9 inches

C. 27 inches

D. 81 inches

The area of a rectangle is 38 square inches. If the width is 35 inches, find the length of the rectangle.

(over Lesson 10-6)

A. AB. BC. CD. D

A. 75

B. 1,000

C. 15,625

D. 3,125

Simplify (52)3.

(over Lesson 10-7)

1. A2. B3. C4. D

A. n13

B. n40

C. n3

D. n–3

Simplify (n5)8.

(over Lesson 10-7)

1. A2. B3. C4. D

A. 5k 8

B. 5k 15

C. 125k 8

D. 125k 15

(over Lesson 10-7)

Simplify (5k 5)3.

Lesson 8 MI/Vocab• Find roots of monomials.

• cube root

Lesson 8 CAStandard 7AF2.2 Multiply and divide monomials; extend the process of taking powers and extracting roots to monomials when the latter results in a monomial with an integer exponent.

Lesson 8 KC1

Lesson 8 Ex1Simplify Square Roots

Answer: 3k2

Product Property of Square Roots

Simplify.

Lesson 8 Ex2

Answer: 20w4|x|

Simplify Square Roots

= 20w4|x|

Lesson 8 KC2

Lesson 8 Ex3Simplify Cube Roots

Answer: a2

Lesson 8 Ex4

Answer: 7m4

Simplify Cube Roots

Product Property of Cube Roots

Simplify.

Lesson 8 Ex5GEOMETRY Find the length of one side of a cube whose volume is 729g18 cubic units.

Answer: 9g6

V = s3 Volume of a cube

729g18 = s3 Replace V with 729g18.Definition of cube root

Product Property of Cube Roots

Simplify.

1. A2. B3. C4. D

A. 4|e|

B. 4e2

C. 8|e|

D. 8e2

A. AB. BC. CD. D

A. 9a2b

B. 9a2|b|

C. |9a2b|

D. 9|a2b|

1. A2. B3. C4. D

A. y2

B. y4

C. y6

D. y9

A. AB. BC. CD. D

A. 8h

B. 8h3

C. 8h6

D. 8h9

Simplify .

A. AB. BC. CD. D

A. 7m2n units

B. 7m2|n| units

C. 7|m4n2| units

D. 7|m2n| units

GEOMETRY Express the length of one side of the square whose area is 49m4n2 square units as a monomial.

End of Lesson 8